Microfilaments and microtubules are part of the cytoskeleton
Indicate whether the statement is true or false
TRUE
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A glandular secretion has been analyzed and indicates the presence of cytoplasmic components that include DNA and nuclear proteins. This indicates ________ mode of secretion.
A. merocrine B. eccrine C. holocrine D. autocrine
The cytoplasm within the muscle fiber contains a molecule to distribute oxygen within the cell. This molecule is known as
A) myoglobin. B) sarcolemma. C) hemoglobin. D) sarcoplasmic reticulum.
Damage to the splanchnic nerves would affect functioning of the:
A) eye. B) lungs. C) heart. D) urinary bladder.
Which of the following most accurately describes the actions of aldosterone?
A. Aldosterone increases Na+ secretion and K+ reabsorption in the cortical collecting ducts. B. Aldosterone increases Na+ reabsorption and K+ secretion in the proximal tubule. C. Aldosterone decreases Na+ reabsorption and K+ secretion in the cortical collecting ducts. D. Aldosterone increases Na+ secretion and K+ reabsorption in the proximal tubule. E. Aldosterone increases Na+ reabsorption and K+ secretion in the cortical collecting ducts.